214results about How to "Increase the protective area" patented technology

An surface protection system of manufacture for protecting the surfaces, including restroom floors, from accidental liquid spills, including urine and water, with a top unit containing grid work of any geometric design containing a slip resistance top design that directs liquid down and into the absorbing core; an absorbing core attached to the top unit by any method, consisting of non woven material containing super absorbent polymer or super absorbent fiber, or similar material that has a high rate of absorbency and capacity to retain the liquid in the material; a moister barrier attached to the absorbing core and the top unit by any permanent means, including glue, heat welding, or other methods, and optionally, a backing unit containing slip resistant characteristics. All components being combined into one surface protection system that also provides for the user to stand on a portion of it, allowing a closer position to a urinal, toilet, beverage machine, drinking fountain, or other intended use of the surface protection system. An article of manufacture for protecting the counter surfaces from accidental liquid spills, including coffee, carbonated beverages, and water, with a top unit containing grip work grid work of any geometric design containing a slip resistance top design that directs liquid down and into the absorbing core; an absorbing core attached to the top unit by any method, consisting of non woven material containing super absorbent polymer or super absorbent fiber, or similar material that has a high rate of absorbency and capacity to retain the liquid in the material; a moister barrier attached to the absorbing core and the top unit by any permanent means, including glue, heat welding, or other methods, and optionally, a backing unit containing slip resistant characteristics. All components being combined into one surface protection system that also provides for the user to stand on a portion of it, allowing a closer position to a urinal, toilet, beverage machine, drinking fountain, or other intended use of the surface protection system.

An ankle sprain reduction system includes a shoe having a brace incorporated in the shoe. The brace has a base plate with medial and lateral sides extending upwardly from a lower base portion. Medial and lateral support plates are pivotally mounted to each of the sides at a location below the malleoli. The lower base portion is of a length that extends from the heel to just proximal to the metatarsalphalangeal joints of the foot.

The invention belongs to the fire fighting unit. It conquers the problems of the prior art and attains a environment friendly self fire extinguishing with safety, highly efficiency and broad application range. It comprises sea water, fresh water hydraulic pump and electromagnetic switch valve(3) provided in order in terms of the inlet, a water tank(5), a hand switch(11), a filter(12), a parallel arranged electromagnetic switch valve(14) and a hand valve(13). A overflow valve(17), a pressure gauge(18), a parallel arranged two-positions two-passage electromagnet / hand reversing valve group(24), and pipe network formed by a plurality of high pressure mist spray nozzles(25) with pipelines are installed on the outlet of the sea water, fresh water hydraulic pump. A temperature induction detector and / or smoke induction detector are installed on the pipe network region, which can start and stop the system operation by the control device. The system can not only employ the fresh water and sea water as fire extinguishing medium, but also can be acted as a local safety system, a subarea protection system or complete submerged protecting system.

An apparatus includes: a deployable support surface installed in a front, driver-side section of a vehicle and configured to project outwardly from the front, driver-side section of the vehicle upon deployment in response to a collision being sensed at the vehicle. When the support surface is deployed, the deployed support surface is positioned substantially behind a deployed primary driver-side airbag and substantially outside of a region of a steering wheel, from a perspective of a driver, and positioned to support an upper body portion of the driver when a collision causing forward and lateral motion of the driver occurs.

The invention relates to a multivariate combined-type linear temperature-sensing fire detector which comprises a sensitive unit and a microprocessor, wherein a flat three-core structure is adopted by the sensitive unit; the head end of a three-core wire in the sensitive unit is connected with the corresponding end of a binding post of the microprocessor; and a microprocessor circuit comprises a front end circuit, a filter circuit, an amplifying circuit, a communication drive circuit, a code sending control circuit, a return code receiving circuit, a main central processing unit (CPU), an alarm output control circuit and an alarm region display circuit. An implementation method of the multivariate combined-type linear temperature-sensing fire detector comprises the steps of: according to the comparison between the temperature data which are acquired by the sensitive unit in real time and the fire combustion data which are stored in the main CPU in advance, obtaining the temperature state of a monitored region, and realizing differential fixed temperature alarm and self-adaptive compensation of ambient temperature.

The invention discloses a post-welding protection dragging cover for titanium alloy laser-MIC composite welding. The post-welding protection dragging cover comprises a shell protection cover, the top of the shell protection cover is hinged to a connecting transverse rod, the connecting transverse rod is provided with a fixing connecting piece for fixation of an MIG-welding welding gun, a copper mesh is installed at the bottom of the shell protection cover, a breather pipe is installed at the tail portion of the shell protection cover and is connected with a pneumatic quick-insertion air pipe connector, and an inclined arc face for installation of the MIG-welding welding gun is arranged at the front end of the shell protection cover. By means of the post-welding protection dragging cover for titanium alloy laser-MIC composite welding and a welding method, protection gas of a welding seam can be stable in flow, the protection area is increased, and the protection time is prolonged; and in addition, the welding seam is in the continuous protection state after welding, and the possibility of contact between the post-welding welding seam and air is greatly reduced.

The invention relates to a mobile working vehicle with a lifting protective screening, comprising a chassis, a linear guide rail mechanism, a middle turning plate, a moving mechanism and a side turning plate. The linear guide rail mechanism is arranged on the upper part of the chassis; the middle turning plate is connected with a middle protective screening which can move up and down along the linear guide rail mechanism; the moving mechanism is arranged at the bottom of the chassis and used for longitudinal and transverse traveling of the movable working vehicle with the lifting protective screening; and the side turning plate is connected with a side protective screening. The side protective screening is hinged to two sides of the middle protective screening; the rear side of the side turning plate is hinged to a third electric push rod; and the side turning plate rotates round a hinge joint with the middle protective screening through extension or retraction of the third electric push rod. The movable working vehicle with the lifting protective screening of the invention uses a folding protective screening which can be retracted when not in use, and the turning plate which can be folded in the same way is additionally arranged on two sides of the protective screening so that the working area of the protective screening is widened. In addition, a direct current variable-frequency speed regulating technique is adopted so that the working vehicle can travel longitudinally and transversely and travel in positive and reserve directions with variable speed.

The invention provides a convenient full-automatic remote control shield for an automobile, which is characterized by comprising a pallet set capable of unfolding in a sliding manner, a drive unit arranged on the pallet set, a flexible shaft unit connected on the drive unit, a take-up spool unit which is used for winding and storing the flexible shaft unit and is adjacent to the drive unit, an expansion link unit which plays a supporting role and is arranged on the pallet set, an arch unit which plays an arc-shaped and rigid connecting role and is arranged on the expansion link unit, a shieldvesture unit arranged on the expansion link unit and the arc unit, and a remote control device for remotely controlling the action of the drive unit. The convenient full-automatic remote control shield for an automobile in the invention can realize full-automatic, rigid and arc-shaped shielding which can freely fold and unfold with large shield area and good shield effect; and the automatic linkage method is utilized effectively, thus solving the problem of complicated manual operation, being convenient in carrying and having good concealment performance.

The invention discloses a foaming glove and a production method thereof, and belongs to the technical field of labor protection gloves. The production method includes the steps: S1 glove core weaving;S2 hand mold cleaning; S3 coagulator soaking; S4 forming slurry preparation: sufficiently mixing and stirring waterborne polyurethane, nitrile latex, foaming agents and thickening agents to obtain forming slurry; S5 forming slurry soaking; S6 cleaning; S7 drying; S8 soaking; S9 vulcanization; S10 washing and drying. According to the glove produced by the production method, residual solvents on the glove are omitted, the performance of the prepared glove far exceeds national standards and European standards, the rubber surface of the glove is fine, smooth and soft and has excellent elasticity,toughness, abrasion resistance and tearing resistance, friction force of the palm surface of the glove can be improved when the glove is used, and the glove is resistant to abrasion and skid, flexible to use and comfortable in hand feeling.

An impact beam that absorbs an impact of a vehicle collision is provided in a vehicle door, at a position between an inner panel and an outer panel. The impact beam has a wavy portion that undulates in the height direction of the vehicle door. The center axis of the wavy portion extends along the longitudinal direction of a vehicle.

The invention belongs to the field of storage batteries and relates to a frame type hydraulic clamping grid die-casting machine which comprises a frame. A lead pan is mounted at the inner left end of the frame and is communicated with a lead pump, a guide rail is arranged on the right side of a die-casting machine body which is communicated with the lead pump, a die is mounted on the guide rail, the guide rail, the lead pump and the die-casting machine body are fixed on the frame, a proportional valve is mounted at the bottom of the frame, a rapid-traverse cylinder is connected with a hydraulic station through the proportional valve and is connected with the die, a clamping cylinder is mounted on an upper pressing die which is mounted on the die, the hydraulic station is mounted on the right side of the proportional valve after the clamping cylinder and the rapid-traverse cylinder are connected with the hydraulic station, and the hydraulic station, the proportional valve and the die-casting machine body are connected with an intelligent control system which is mounted on the right side of the frame. The frame type hydraulic clamping grid die-casting machine is accurate in die traverse, firm, durable, safe to operate and convenient to mount and transport.

The invention discloses a foldable shield. The foldable shield comprises a main frame (1), the main frame (1) is hinged to a left auxiliary frame (2) and a right auxiliary frame (3), and the interior of the main frame (1), the interior of the left auxiliary frame (2) and the interior of the right auxiliary frame (3) are all connected with a shield body (4); folding and unfolding control mechanisms (5) are arranged between the main frame (1) and the left auxiliary frame (2) and between the main frame (1) and the right auxiliary frame (3); each folding and unfolding control mechanism (5) comprises a rotating pull rod (6), a left stretchable pull rod (7), a right stretchable pull rod (8) and a rotating handle (9); and the rotating handle (9) is rocked, and auxiliary shield bodies on the left side and the right side are opened through the rotating pull rod (6), the left stretchable pull rod (7) and the right stretchable pull rod (8). According to the foldable shield, three-face combination of the upper face, the lower face, the left face and the right face is adopted, a vertical single-face manner is obtained when the foldable shield is folded, a three-face manner is obtained when the foldable shield is unfolded, and the shield protection area is greatly enlarged. The shield can be used in a narrow place and can also be unfolded and expanded to be used in a wide place.

The invention relates to a multi-channel tubular linear temperature sensing fire detector which is characterized in that a detection circuit is connected with a current collector via a common joint; two common terminals of the current collector respectively are connected with input terminals of a metal gas pump and a pressure sensor; the other terminal of the pressure sensor is connected with a reference chamber; the pressure sensor is connected with a CPU via a first circuit; the CPU is connected with a multi-channel signal output terminal via a third circuit, and with a linear stepped micromotor via a second circuit; and a pressure emulation generator and the current collector are disposed on a mounting plate which is fixed in a box body. The invention can be used for early detecting overtemperature of various industrial devices or articles in a harsh environment, monitoring abnormal temperature due to spark, self-combustion, etc. and combining with an automatic fire extinguishment system. Alarm temperature, temperature raising rate and sensitivity of the fire detector can be set and regulated. The invention has the advantages of reduced engineering device numbers, increased protection area, lowered device investment, and reduced artificial mounting cost.

The invention discloses a light-emitting diode chip and a preparation method thereof, and belongs to the field of light-emitting diodes. The method includes the steps: providing a substrate; sequentially growing an N-type semiconductor layer, an active layer and a P-type semiconductor layer on the substrate; forming steps on the N-type semiconductor layer, the active layer and the P-type semiconductor layer; growing a transparent conductive layer on an upper horizontal end face and forming a sink hole in the middle of the transparent conductive layer; arranging N electrodes on a lower horizontal end face and arranging a P electrode in the sink hole; growing a metal catalyst layer on a light-emitting diode chip with an N electrode and the P electrode, covering an area of the surface of the light-emitting diode chip except for central areas of top surfaces and step surfaces of the N electrode and the P electrode with the metal catalyst layer; forming a fluoro graphene protecting layer on the metal catalyst layer. Each step comprises the upper horizontal end face, the lower horizontal end face and the step surface connected with the upper horizontal end face and the lower horizontal end face.

The invention belongs to the field of protective equipment for fire-fighting emergency rescue, which relates to an intelligent helmet for emergency rescue. A set of the intelligent helmet is integrated by a head computer system, an audio and video acquisition system, a gas sensor system, a temperature sensor system, a posture characteristic sensor system, a communication system, a shawl protectionsystem, a fireproof lining system, a composite material shell system, an air exhaler integrated mask system, a command software system, an infrared thermal imaging camera and the like carried and installed by the helmet. The helmet integrates the science and technology functions of protection, search and rescue and the like, and the rescue efficiency can be effectively improved, and disaster siteenvironment visualization, plan datamation, command interaction, judgment scientization and situation clarification are truly realized.

The invention discloses a car side-direction anticollision system which comprises a detection system, a control system and a car side-direction anticollision device, wherein the side-direction anticollision device comprises fixed beams, rotating rods, rotary connecting blocks and anticollision pedals; the fixed beams are fixed in the side direction of a car; the rotating rods are movably connected with the fixed beams; the rotary connecting blocks are movably connected with the rotating rods; the anticollision pedals are connected with the rotary connecting blocks; and after the detection system judges that collision occurs on the side surface of the car, the control system controls the rotating rods to rotate, and the anticollision pedals are turned over to be parallel to the side direction of the car. According to the car side-direction anticollision system, the anticollision pedals on the side surface of a car body are turned over before collision and form a side-direction anticollision panel, so that the integrity of the car body is ensured when the car body undergoes the side-direction collision, a core safety chamber of the car body is protected, and a survival rate in serious side collision is increased.

The invention discloses a photovoltaic energy-saving electrical control cabinet, and belongs to the technical field of electrical control cabinets. According to the control cabinet, photovoltaic panels electrically connected with a storage battery are arranged on the two sides of a triangular top cover at the top end of a cabinet body, light energy can be converted into electric energy and stored,emergency lighting is provided for emergency repair, and a power source can be provided for independent equipment in the electrical cabinet; in addition, a storage cavity is formed in the top end ofthe cabinet body 1, a protective cover plate capable of being drawn out is positioned on the inner side of the storage cavity, and two side cover plates which can be drawn out of the protective platerespectively and are located on the two sides of the protective cover plate after being unfolded are positioned in the protective cover plate, so that a rain shielding function can be provided when power maintenance personnel repair a circuit; workers can repair the circuit conveniently, and the maintenance safety is enhanced.

The invention discloses a flexible reinforced composite material and a preparation method thereof, and belongs to the technical field of protection engineering. The preparation method of the flexiblereinforced composite material comprises the following steps of impregnating a woven fabric in a slurry padding solution, and drying to obtain a pretreated woven fabric; and then spraying a polyurea coating on the surface of the pretreated woven fabric by using a polyurea elastomer spraying technology to obtain the flexible reinforced composite material, wherein the slurry padding liquid comprisesthe following components including potato starch, corn native starch and waterborne polyurethane. The flexible reinforced composite material prepared by the method can reinforce reinforced concrete materials, has the advantages of flexibility, large-area curved surface coverage, light weight, convenience in storage and transportation, wide application range, quick reinforcement and repair, good anti-explosion and anti-penetration performance and the like, and is more suitable for anti-explosion reinforcement of special structures such as arch bridges.

The invention provides a baby carriage with movable auxiliary wheels, and belongs to the technical field of intelligent baby carriages. A speed sensor controls the switch of a storage battery, and the storage battery is connected with an electromagnet device; when the speed of the carriage exceeds a certain value, the speed sensor transmits signals to turn on the switch of the storage battery; when the switch of the storage battery is turned on, the storage battery supplies power to the electromagnet device and makes the electromagnet device produce magnetism, and the electromagnet device and the magnetic pole of a connecting rod repel mutually; under the action of a magnetic force, the connecting rod is pushed to move outwards, and the protection function of the auxiliary wheels is enlarged; the storage battery device can be charged by an external power supply, and also can be charged by the electricity generated by a solar panel. The baby carriage with movable auxiliary wheels has the advantage of preventing children from damaging, and has practical significance in practical application.

The invention provides a preparation method of adhesive tape. The preparation method is characterized by comprising the following steps that a first release film is coated with a thermosenstive adhesive, and drying is conducted to form a release film layer and a thermosensitive adhesive layer; a second release film is coated with the thermosensitive adhesive to form a pressure-sensitive adhesive layer fit with the second release film, drying is conducted, and a base material and the pressure-sensitive adhesive layer are fit; the second release film is stripped from the pressure-sensitive adhesive layer and fit with the thermosensitive adhesive layer, and the adhesive tape on which the release film layer, the thermosensitive adhesive layer, the pressure-sensitive adhesive layer and the base material layer are sequentially fit is formed. According to the preparation method, the adhesive tape which can reduce bubbles or marks generated when a shell is wrapped can be obtained, the manufacture procedure protection effect is improved, and the problem that adhesive residues exist after the thermosensitive adhesive layer is fit through heating and stripped through cooling is avoided.

A cryogenic fire and hazardous materials suppression system is described for use by firefighting and hazardous material handling personnel in combating fires and hazardous materials spills. The cryogenic liquid fire and hazardous materials suppression system has at least one cryogenic liquid vessel for storing a cryogenic extinguishing agent that is one of a number of inert cryogenic liquids. The cryogenic extinguishing agent is dispersed through a removably attached cryogenic fluid supply conduit having two ends, said first end attached to the cryogenic liquid vessel, and a second end that is also removably mounted to a dispensing apparatus for controlling the flow of the cryogenic extinguishing agent toward a fire or hazardous material suppression target. The cryogenic fire and hazardous materials suppression system is used for delivering said cryogenic extinguishing agent to a target including fires and hazardous materials spills of all types that require heat or oxygen to burn including Class A, B, C, D, K, and pyrophoric material fires.

The invention discloses a detecting and measuring device for detecting electric leakage of a wire optical cable. The detecting and measuring device comprises a detecting device body, a first buckle ring, a storage box and a protective rod; a first trigger and a second trigger are hinged to the top end in the detecting device body; a fixing sheet is arranged in the detecting device body; a connecting frame is mounted between the inner side of the first trigger and the inner side of the second trigger; the bottom end of the detecting device body is fixedly connected with the storage box; a rotating disc is mounted on the front face of the storage box; a pin storage box is fixedly mounted at the bottom end of the storage box, and a sealing cover is mounted at the bottom end of the pin storagebox; and the top end of the detecting device body is sleeved with a protective sleeve. By changing an opening mode, the size of an opening is increased, a winding structure is additionally arranged,protection for the detected cable is strengthened, and the area of an insulating protective structure is increased through easy operation, so that protection is more comprehensive.

The invention provides a guardrail structure and a guardrail lamp. The guardrail structure comprises a profile guardrail body, wherein the guardrail body comprises an energy absorption part; the energy absorption part is provided with a lamp installation surface and is of a non-elastic deformation buffer structure; at least one part of the energy absorption part and the lamp installation surface are located at different positions in the inner and outer side direction of a lane; and relatively to the lamp installation surface, at least one part of the energy absorption part is relatively easy to deform. The non-elastic deformation buffer structure is adopted as the energy absorption part and the impact energy can be fully absorbed, so that the protection area is expanded and the impact resistance is improved. One part of the guardrail body has attributes which are easier to deform relative to the other part, and the lamp installation surface can be designed at the part which is not easy to deform, thereby avoiding or reducing fragments generated by impact of lamps; and at least one part of energy absorption part is located at the inner side of the lamp installation surface in the inner and outer side direction of the lane and the part which is firstly struck absorbs relatively large instantaneous impact force shock, thereby reducing the impact to the lamps.

The invention discloses an extinguishing agent for forest fire. The extinguishing agent comprises the following components: 4 to 20% of sodium bicarbonate, 5 to 20% of silicon dioxide, 4 to 40% of ammonium polyphosphate, 4 to 20% of urea, 0.5 to 10% of N-N-dimethyl-3-perfluorooctylsulfonylpropyl-aminium iodide, 1 to 5% of vinyl alcohol, 1 to 5% of sodium polyacrylate, 0.5 to 5% of glycol, and 40 to 80% of water. The production method comprises the following steps: (1) dissolving ammonium polyphosphate, and urea into water; (2) adding N-N-dimethyl-3-perfluorooctylsulfonylpropyl-aminium iodide, vinyl alcohol, sodium bicarbonate, sodium polyacrylate and glycol, and uniformly agitating; and (3) adding silicon dioxide, and uniformly agitating. With the adoption of the agent, the oxygen isolating and cooling capacity of water is improved, the water consumption is decreased, the covering effect is improved with solid particles, and the phenomenon of backfire can be effectively inhibited; and the agent is outstanding in performance, convenient to carry, and beneficial for wide popularization.